YARN Commands
This section describes the YARN commands.
Commands
All YARN commands are invoked by the /usr/bin/yarn
script.
Usage: yarn [--config confdir] [COMMAND] [COMMAND_OPTIONS]
COMMAND_OPTION |
Description |
---|---|
|
Overrides the default Configuration directory. Default is
|
|
Commands |
|
Command options |
The following yarn
commands may be run on the HPE Ezmeral Data Fabric distribution of
Apache Hadoop:
Command |
Description |
---|---|
application
|
Lists applications, or prints the status or kills the specified application. |
classpath
|
Prints the class path needed to get the Hadoop jar and the required libraries |
debugcontrol | Saves additional DEBUG logs for scheduling to a separate file without restarting the RM |
daemonlog
|
Gets and sets the log level for each daemon |
jar
|
Runs jar file |
logs
|
Dumps container logs |
node |
Prints node report(s) |
queue | Prints queue information |
rmadmin
|
Performs administrative tasks for Resource Manager |
version
|
Print the version |
The following yarn commands are not supported on the HPE Ezmeral Data Fabric distribution of Apache Hadoop:
-
yarn applicationattempt
-
yarn cluster
-
yarn container
-
yarn nodemanager
-
yarn proxyserver
-
yarn resourcemanager
-
yarn sharedcachemanager
-
yarn scmadmin
-
yarn timelineserver
You can use the maprcli node services command or the Control System to start the services. For more information, see Managing Services.